[jdk13u-dev] RFR: 8237950: C2 compilation fails with "Live Node limit exceeded limit" during ConvI2L::Ideal optimization

[Larry-N]

8237950: C2 compilation fails with "Live Node limit exceeded limit" during ConvI2L::Ideal optimization

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Commit messages:
 - Backport 326ba317872d377bee1ffcc6682e7bb5a85891d7

Changes: https://git.openjdk.java.net/jdk13u-dev/pull/156/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=156&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8237950
  Stats: 88 lines in 2 files changed: 88 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/156.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/156/head:pull/156

PR: https://git.openjdk.java.net/jdk13u-dev/pull/156